<template>
  <div class="main user-layout-register">
    <h3>
      <span>注册</span>
    </h3>
    <!--  @submit="handleSubmit" -->
    <a-form :form="form">
      <a-form-item>
        <a-input
          size="large"
          type="text"
          autocomplete="false"
          placeholder="请输入4~16位用户名"
          name="username"
          v-decorator="[
            'username',
            {
              rules: [
                { required: true, message: '用户名不能为空', whitespace: true },
                { validator: this.checkUsername }
              ],
              validateTrigger: ['blur']
            }
          ]"
        ></a-input>
      </a-form-item>

      <a-popover placement="rightTop" trigger="click" :visible="state.passwordLevelChecked">
        <template slot="content">
          <div :style="{ width: '240px' }">
            <div :class="['user-register', passwordLevelClass]">
              强度：
              <span>{{ passwordLevelName }}</span>
            </div>
            <a-progress :percent="state.percent" :showInfo="false" :strokeColor="passwordLevelColor" />
            <div style="margin-top: 10px;">
              <span>请至少输入 8 个字符。请不要使用容易被猜到的密码。</span>
            </div>
          </div>
        </template>
        <a-form-item>
          <a-input
            size="large"
            type="password"
            @click="handlePasswordInputClick"
            autocomplete="false"
            placeholder="至少8位密码，区分大小写"
            name="password"
            v-decorator="[
              'password',
              {
                rules: [{ required: false }, { validator: this.handlePasswordLevel }],
                validateTrigger: ['change', 'blur']
              }
            ]"
          ></a-input>
        </a-form-item>
      </a-popover>

      <a-form-item>
        <a-input
          size="large"
          type="password"
          autocomplete="false"
          placeholder="确认密码"
          name="password2"
          v-decorator="[
            'password2',
            {
              rules: [
                { required: true, message: '至少8位密码，区分大小写', whitespace: true },
                { validator: this.handlePasswordCheck }
              ],
              validateTrigger: ['change', 'blur']
            }
          ]"
        ></a-input>
      </a-form-item>
      <a-form-item>
        <a-input
          size="large"
          type="text"
          placeholder="邮箱"
          name="email"
          v-decorator="[
            'email',
            {
              rules: [
                { required: false, type: 'email', message: '请输入正确的邮箱地址' },
                { validator: this.handleEmailCheck }
              ],
              validateTrigger: ['change', 'blur']
            }
          ]"
        ></a-input>
      </a-form-item>
      <a-form-item>
        <a-input
          size="large"
          placeholder="11 位手机号"
          :maxLength="11"
          name="mobile"
          v-decorator="[
            'mobile',
            {
              rules: [
                { required: true, pattern: /^1[3456789]\d{9}$/, message: '请输入正确的手机号', whitespace: true },
                { validator: this.handlePhoneCheck }
              ],
              validateTrigger: ['change', 'blur']
            }
          ]"
        >
          <a-select slot="addonBefore" size="large" defaultValue="+86">
            <a-select-option value="+86">+86</a-select-option>
            <!-- <a-select-option value="+87">+87</a-select-option> -->
          </a-select>
        </a-input>
      </a-form-item>
      <!-- <a-input-group size="large" compact>
            <a-select style="width: 20%" size="large" defaultValue="+86">
              <a-select-option value="+86">+86</a-select-option>
              <a-select-option value="+87">+87</a-select-option>
            </a-select>
            <a-input style="width: 80%" size="large" placeholder="11 位手机号"></a-input>
      </a-input-group> -->

      <a-row :gutter="16">
        <a-col class="gutter-row" :span="16">
          <a-form-item>
            <a-input
              size="large"
              type="text"
              placeholder="验证码"
              :maxLength="6"
              name="captcha"
              v-decorator="[
                'captcha',
                {
                  rules: [
                    { required: true, message: '请输入验证码', whitespace: true },
                    { validator: this.captchaValidate }
                  ],
                  validateTrigger: ['change', 'blur']
                }
              ]"
            >
              <a-icon slot="prefix" type="mail" :style="{ color: 'rgba(0,0,0,.25)' }" />
            </a-input>
          </a-form-item>
        </a-col>
        <a-col class="gutter-row" :span="8">
          <a-button
            class="getCaptcha"
            size="large"
            :disabled="state.smsSendBtn"
            @click.stop.prevent="getCaptcha"
            v-text="(!state.smsSendBtn && '获取验证码') || state.time + ' s'"
          ></a-button>
        </a-col>
      </a-row>

      <a-form-item>
        <a-button
          size="large"
          type="primary"
          htmlType="submit"
          class="register-button"
          :loading="registerBtn"
          :disabled="registerBtn"
          @click.stop.prevent="handleSubmit"
          >注册</a-button
        >
        <router-link class="login" :to="{ name: 'Login' }">使用已有账户登录</router-link>
      </a-form-item>
    </a-form>
  </div>
</template>

<script>
import { mixinDevice } from '@/utils/mixin.js'
import { getSmsCaptcha } from '@/api/login'
import { getAction, postAction } from '@/api/action'
import { checkOnlyUser } from '@/api/api'

const levelNames = {
  0: '低',
  1: '低',
  2: '中',
  3: '强'
}
const levelClass = {
  0: 'error',
  1: 'error',
  2: 'warning',
  3: 'success'
}
const levelColor = {
  0: '#ff0000',
  1: '#ff0000',
  2: '#ff7e05',
  3: '#52c41a'
}
export default {
  name: 'Register',
  components: {},
  mixins: [mixinDevice],
  data() {
    return {
      form: this.$form.createForm(this),

      state: {
        time: 60,
        smsSendBtn: false,
        passwordLevel: 0,
        passwordLevelChecked: false,
        percent: 10,
        progressColor: '#FF0000'
      },

      registerBtn: false
    }
  },
  computed: {
    passwordLevelClass() {
      return levelClass[this.state.passwordLevel]
    },
    passwordLevelName() {
      return levelNames[this.state.passwordLevel]
    },
    passwordLevelColor() {
      return levelColor[this.state.passwordLevel]
    }
  },
  methods: {
    checkUsername(rule, value, callback) {
      var params = {
        loginName: value
      }

      if (value.length == 0) {
        callback()
        return
      }

      if (value.length < 4 || value.length > 16) {
        callback(new Error('用户名长度最低4位、最长16位!'))
        return
      }

      checkOnlyUser(params).then(res => {
        if (res.code == 0) {
          callback()
        } else {
          callback('用户名已存在!')
        }
      })
    },

    handleEmailCheck(rule, value, callback) {
      var params = {
        email: value
      }

      callback()
      // checkOnlyUser(params).then(res => {
      //   if (res.code == 0) {
      //     callback()
      //   } else {
      //     callback('邮箱已存在!')
      //   }
      // })
    },
    handlePasswordLevel(rule, value, callback) {
      if (value === undefined || !value) {
        callback('请输入密码')
        return
      }

      let level = 0
      // (?=.*[A-Z])(?=.*[~!@#$%^&*()_+`\-={}:";'<>?,./])
      let reg = /^(?=.*[a-zA-Z])(?=.*\d).{8,12}$/
      if (!reg.test(value)) {
        // 和特殊符号 大小写
        callback(new Error('密码由8-12位数字、字母组成!'))
        return
      }
      // 判断这个字符串中有没有数字
      if (/[0-9]/.test(value)) {
        level++
      }
      // 判断字符串中有没有字母
      if (/[a-zA-Z]/.test(value)) {
        level++
      }
      // 判断字符串中有没有特殊符号
      if (/[^0-9a-zA-Z_]/.test(value)) {
        level++
      }
      this.state.passwordLevel = level
      this.state.percent = level * 30
      if (level >= 2) {
        if (level >= 3) {
          this.state.percent = 100
        }
        callback()
      } else {
        if (level === 0) {
          this.state.percent = 10
        }
        callback(new Error('密码强度不够'))
      }
    },

    handlePasswordCheck(rule, value, callback) {
      let password = this.form.getFieldValue('password')

      if (value === undefined || !value) {
        callback(new Error('请输入密码'))
        return
      }
      if (value && password && value.trim() !== password.trim()) {
        callback(new Error('两次密码不一致'))
        return
      }
      callback()
    },

    handlePhoneCheck(rule, value, callback) {
      var params = {
        phone: value
      }

      if (value.length < 11) {
        callback()
        return
      }

      checkOnlyUser(params).then(res => {
        if (res.code == 0) {
          callback()
        } else {
          callback('手机号已存在!')
        }
      })
    },

    handlePasswordInputClick() {
      if (!this.isMobile()) {
        this.state.passwordLevelChecked = true
        return
      }
      this.state.passwordLevelChecked = false
    },

    captchaValidate(rule, value, callback) {
      callback()
    },

    // 注册提交
    handleSubmit() {
      let username = this.form.getFieldValue('username')
      let email = this.form.getFieldValue('email') //非必填参数

      if (!username) {
        this.form.validateFields(['username'], { first: true }, (err, values) => {
          if (err) {
            console.warn('用户名不能为空')
          }
        })
        return
      }

      this.form.validateFields(['password', 'password2', 'mobile', 'captcha'], { first: true }, (err, values) => {
        console.log(values)
        if (!err) {
          var register = {
            username: username,
            password: values.password,
            email: email,
            mobile: values.mobile,
            smscode: values.captcha
          }

          postAction('/merchant/register', register).then(res => {
            if (res.code != 0) {
              this.registerFailed(res.msg)
            } else {
              this.$router.push({ name: 'RegisterResult', params: { ...values, username } })
            }
          })
        }
      })
    },

    getCaptcha(e) {
      e.preventDefault()
      let that = this
      this.form.validateFields(['mobile'], { force: true }, (err, values) => {
        if (!err) {
          this.state.smsSendBtn = true
          let interval = window.setInterval(() => {
            if (that.state.time-- <= 0) {
              that.state.time = 60
              that.state.smsSendBtn = false
              window.clearInterval(interval)
            }
          }, 1000)
          const hide = this.$message.loading('验证码已发送..', 0)
          const params = {
            mobile: values.mobile,
            smsmode: '1'
          }
          postAction('/account/sms/send', params)
            .then(res => {
              if (res.code != 0) {
                this.registerFailed(res.msg)
                setTimeout(hide, 0)
              }
              setTimeout(hide, 500)
            })
            .catch(err => {
              setTimeout(hide, 1)
              clearInterval(interval)
              that.state.time = 60
              that.state.smsSendBtn = false
              this.requestFailed(err)
            })
        }
      })
    },
    registerFailed(msg) {
      this.$notification['error']({
        message: '注册失败',
        description: msg,
        duration: 2
      })
    },
    requestFailed(err) {
      this.$notification['error']({
        message: '错误',
        description: ((err.response || {}).data || {}).msg || '请求出现错误，请稍后再试',
        duration: 4
      })
      this.registerBtn = false
    }
  },
  watch: {
    'state.passwordLevel'(val) {
      console.log(val)
    }
  }
}
</script>
<style lang="scss">
.user-register {
  &.error {
    color: #ff0000;
  }

  &.warning {
    color: #ff7e05;
  }

  &.success {
    color: #52c41a;
  }
}

.user-layout-register {
  .ant-input-group-addon:first-child {
    background-color: #fff;
  }
}
</style>
<style lang="scss" scoped>
.user-layout-register {
  & > h3 {
    font-size: 16px;
    margin-bottom: 20px;
  }

  .getCaptcha {
    display: block;
    width: 100%;
    height: 40px;

    &:hover,
    &:focus {
      color: #cf3333;
      background-color: #fff;
      border-color: #cf3333;
    }
  }

  .register-button {
    width: 50%;
    background: #cf3333;
    border-color: #c52929;
  }

  .login {
    float: right;
    line-height: 40px;
  }
}
</style>
